Two explosions ripped through a factory in central China's Hubei Province Wednesday, injuring eight people, including two news reporters, local authorities said.

The first explosion took place at 10 a.m. at a plastics factory in Xiannu township in the city of Zhijiang, injuring six workers, an officer from the city's fire department said.

A fire broke out following the first explosion, with a second explosion occurring at 11:30 a.m., injuring two reporters who entered the premises without receiving permission from firefighters, the officer said.

The fire was extinguished by 11:50 a.m.

The injured have been taken to a local hospital for treatment. Their condition is not yet known.

The cause of the accident is under investigation.